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. 2010 Mar 30;1(3):110–114. doi: 10.1021/ml100020e

Table 3. Differences in the PBD Binding between PLHSpT and PPG.

interaction	PLHSpT	PPG
electrostatic^a	His 538, Lys 540	His 538
hydrogen bonding	Trp 414 (2), Asp 416, Leu 491, Arg 516	Trp 414 (2), Leu 491, Lys 540
hydrophobic	Phe 535
π−π stacking	no	Trp 414

^a

Electrostatic interaction can be considered as a strong hydrogen bond interaction.